diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h
index 6cda4a180e12fa6aa5424d9ee81b9bd07d28b403..26350206a98dae3702c3e123050941e8e9db709b 100644
--- a/drivers/thermal/thermal_core.h
+++ b/drivers/thermal/thermal_core.h
@@ -139,16 +139,6 @@ thermal_cooling_device_stats_update(struct thermal_cooling_device *cdev,
 #endif /* CONFIG_THERMAL_STATISTICS */
 
 /* device tree support */
-#ifdef CONFIG_THERMAL_OF
-bool of_thermal_is_trip_valid(struct thermal_zone_device *, int);
-#else
-static inline bool of_thermal_is_trip_valid(struct thermal_zone_device *tz,
-					    int trip)
-{
-	return false;
-}
-#endif
-
 int thermal_zone_device_is_enabled(struct thermal_zone_device *tz);
 
 #endif /* __THERMAL_CORE_H__ */
diff --git a/drivers/thermal/thermal_of.c b/drivers/thermal/thermal_of.c
index 6cb3b59cab6ddb412622c2d696f20450ad32c07f..d6fe349b3c5a5eebfd689c70c4635c5393815832 100644
--- a/drivers/thermal/thermal_of.c
+++ b/drivers/thermal/thermal_of.c
@@ -19,25 +19,6 @@
 
 #include "thermal_core.h"
 
-/**
- * of_thermal_is_trip_valid - function to check if trip point is valid
- *
- * @tz:	pointer to a thermal zone
- * @trip:	trip point to evaluate
- *
- * This function is responsible for checking if passed trip point is valid
- *
- * Return: true if trip point is valid, false otherwise
- */
-bool of_thermal_is_trip_valid(struct thermal_zone_device *tz, int trip)
-{
-	if (trip >= tz->num_trips || trip < 0)
-		return false;
-
-	return true;
-}
-EXPORT_SYMBOL_GPL(of_thermal_is_trip_valid);
-
 static int of_thermal_set_trip_hyst(struct thermal_zone_device *tz, int trip,
 				    int hyst)
 {